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Tap water quality report

Thomasville, NC

EPA monitoring detected 17 contaminants across the 1 water supplier serving Thomasville. A detection doesn't automatically mean the water is unsafe — see the level at the main supplier for each below, with its EPA source and period.

1
water supplier
27,287
people served
17
contaminants found

What was found in Thomasville's water

The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.

ContaminantLevel vs EPA limitSuppliersSource
Nitrate
6290 µg/L 63%
of the EPA limit 10000 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Fluoride
966 µg/L 24%
of the EPA limit 4000 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Copper
446 µg/L 34%
of the EPA limit 1300 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2018
1/1 SYR4
TTHM
68.7 µg/L 86%
of the EPA limit 80 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Total Haloacetic Acids (HAA5)
66.765 µg/L 111%
of the EPA limit, at the 95th percentile of samples — 60 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Chloroform
55.44 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Trichloroacetic Acid
33.675 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Dichloroacetic Acid
33.2 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Bromodichloromethane
12.05 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Lead
8 µg/L 53%
of the EPA limit 15 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2018
1/1 SYR4
Monochloroacetic Acid
3.55 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Dibromochloromethane
3 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Dibromoacetic Acid
2.92 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Simazine
0.4240 µg/L 11%
of the EPA limit 4 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
Atrazine
0.3150 µg/L 11%
of the EPA limit 3 µg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2019
1/1 SYR4
PFOS
0.0047 µg/L
No EPA limit set
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2025
1/1 UCMR-5
Lead
0.0 mg/L 0%
of the EPA limit 0.0150 mg/L
Main supplier: THOMASVILLE, CITY OF · 27,287 people · 2025
1/1 LCR
Each bar shows the measured level as a share of the EPA limit: green is well under, amber is close to it, red is over. For lead and copper the limit applies to exactly the 90th-percentile figure shown, so red there means a real exceedance. For everything else the limit applies to a running annual average while the figure is the 95th percentile of the system's samples — over 100% is worth reading, but is not by itself a violation. Formal violations are listed separately. These are the utilities' own EPA-reported results, not a city-wide average. A detection means the lab measured the substance — it isn't the same as exceeding a legal limit. Hover a source tag to see the EPA program and years behind each figure.

Water suppliers serving Thomasville

SupplierPopulation served
THOMASVILLE, CITY OF 27,287

Frequently asked questions about Thomasville tap water

Is Thomasville tap water safe to drink?

EPA testing detected 17 contaminants in the water serving Thomasville. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.

How many water suppliers serve Thomasville?

1 public water supplier report drinking-water monitoring for Thomasville, North Carolina to the EPA. Each is listed above with its population served.

What contaminants are in Thomasville's water?

The contaminants EPA monitoring detected in Thomasville include Nitrate, Fluoride, Copper, TTHM, Total Haloacetic Acids (HAA5). The full list, with the level at the main supplier and the data source, is in the table above.

Where does this data come from?

Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.